help please

Question 16 4 pts Are customers more loyal in the East or in the West? The following table is based on information from Trends in the United Sates, published by the food marketing Institute, Washington, D.C. The columns represent loyalty (in years) at a primary supermarket. The rows represent regions of the United States. Less Than 1-1 5 10-14 15 or More Row Total I Year Year Yean Years Years Years East 37 112 152 Midwest 31 120 67 173 523 South 53 97 158 106 153 650 West 78 45 86 373 Column Total 165 291 535 2008 What is the probability that a customer chosen at random has been loyal from 3 to 4 years given that he or she is from the South? Round your answer to the nearest thousandth